振蕩脈沖 的英文怎麼說
中文拼音 [zhèndàngmàichōng]
振蕩脈沖
英文
oscillating impulse-
In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits
在子電路設計中，作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。This dissertation is devoted to the investigation of the influence of self - excited oscillation jet on heat transfer enhancement
本課題將helmholtz共振腔所產生的自激振蕩脈沖射流引入換熱器以實現強化換熱。Pspice models for fcg, pulse transformer, electric exploding wire opening switch ( eeos ), blumlein pulse forming line, and virtual cathode osillator ( vircator ) are created
利用pspice程序，創建了包括脈沖變壓器、電爆炸絲（ eeos ） 、 blumlein傳輸線、虛陰極振蕩器（ vircator ）和fcg等在內的電路元件模型庫。Burst of pulses or oscillations
脈沖或振蕩的猝發The harmonic balance simulation and envelope simulation are applied in the cad progress of pulse oscillator, the results of simulation are listed, and the output signal of pulse oscillator is analyzed by mathematical method
以脈沖振蕩器的cad為例，對脈沖振蕩器分別進行諧波平衡模擬和包絡模擬，列出了模擬結果，並對脈沖振蕩器輸出信號進行數學分析。Tomachan is an inductive energy storage pulsed power device. this paper presents the improvements on the trigger switch, the constant - current charging system, and the diode cathode of tomachan
Tomachan系統是一臺電感儲能型脈沖功率裝置，可用來進行反射三極體虛陰極振蕩器的研究。The frequency and mode of the generated microwave are very pure. these results can provide a possible method for constructing a compact high - power microwave device. in addition, a virtual cathode oscillator with an axially extracted te11 mode based on the spark05 accelerator in our laboratory has also been investigated using the pic simulation code
基於spark05加速器電子束參數設計的軸向提取te11模虛陰極振蕩器，利用類似的設計思想，通過改變電壓的饋入方式和陰陽極結構，實現了中心陰極負脈沖電壓的激勵，同樣獲得了較好的粒子模擬優化結果。The injection locked can make power be amplified, but limited by the working state of the injection locked oscillator, the injection locked power amplifier can only work in continued - wave or pulsed - wave condition
雖然採用注入鎖定功率放大方案，可以實現功率的放大，但受被注入鎖定振蕩器的工作狀態限制，該種方案功率放大器只能工作在連續波或者脈沖狀態。By comparing to that of bbo, we can see that the threshold of clbo is lower than that of bbo. thus clbo provided another excellent crystal in dro if the pump power is low
從結果可以看出，在平面波雙諧振下， clbo晶體的振蕩閾值低於同等條件下的bbo晶體，從而為連續波、長脈沖等能量較小的泵浦源提供了更加優良的可選晶體。The shearing layer is carried by the jet and the eddy is formed because of the instability and selective amplification of shearing layer which will propagate to the downstream. as the eddy impacts the impinging wall, a wave of pressure disturbance with certain frequency is induced. this wave then propagates to the upstream with high speed, and results in the overlap and amplification of the waves when the frequencies of them are close with each other
當前噴嘴流束中的不穩定擾動波在穿過腔內的剪切層時，剪切層對其有選擇放大作用，形成渦環結構，剪切流動中渦環與碰撞壁撞擊，在碰撞區域產生壓力擾動波並向上游反射，在上游剪切層分離處誘發新的擾動的產生，當新擾動與原擾動匹配時，射流上游就被不斷地受到周期性激勵，腔內就產生流體自激振蕩並在後噴嘴出口形成脈沖射流。Firstly, the mechanism of self - excited oscillation was introduced. when the water jets from the inlet nozzle flows into the chamber, the momentum exchange between the jet and the liquid in the chamber occurs, thus to form an unstable shearing layer with certain thickness
這是一種嶄新的強化換熱技術，流體脈動能夠造成換熱器全程的換熱強化，而且自激振蕩脈沖射流強化換熱技術本身是一種無功強化的方法，無需輸入外部能量來產生擾動。5. stimulating sciatic nerve can induce triggered oscillation on some silent neurons
電脈沖刺激坐骨神經在部分神經元也可引起上述觸發振蕩。The rapid advances of laser technology in the past few decades have made the production of extremely short laser pulses, containing only a few, even only one or nearly one, cycles of optical oscillations, which led to many new questions
隨著激光技術的快速發展，實驗中已經可以得到接近光學振蕩周期的超短激光脈沖。此類脈沖的時間和空間部分在傳輸過程中會相互耦合、相互影響，從而帶來一系列的新的傳輸效應，成為當今激光領域的一個研究熱點。Propagation of a femtosecond laser pulse with duration of several optical periods of oscillation in a nonlinear fiber
具有幾個光振蕩周期的飛秒激光脈沖Recent progress in ultrafast optics has allowed the generation of ulfcraintense light pulses comprising merely a few field oscillation cycles. the arising intensity gradient allows electrons to survive in their bound atomic state up to external field strengths many times higher than the binding coulomb field and gives rise to ion - ization rates comparable to the light frequency resulting in a significant extension of the frontiers of nonlinear optics and ( nonrelativistic ) high field physics
隨著超快光學技術的發展，僅含幾個振蕩周期的超強脈沖已經能產生，且其強度梯度可使電子存在比庫侖束縛場高許多倍的外場產生的原子束縛態上，並產生了同光頻相差不大的電離率，從而促進了非線性光學前沿及非相對論的強場物理的延伸。Theory of the self - excited oscillation pulsed jet nozzle
自激振蕩脈沖射流噴嘴的理論分析In digital circuits, an outer rc circuit, combined with inter ring oscillator obtain series of oscillation pulses for system clock and delay clock
在晶元的數字電路中，設計了外部rc環節配合片內環振構成的振蕩電路，提供系統時鐘、延遲時鐘的振蕩脈沖。Secondly, the helmholtz oscillator was designed. based on the flow network theory, the expression of intrinsic frequency was deduced. the main parameter of helmholtz oscillator was calculated
對于同一結構的helmholtz共振腔，水力參數不同，所產生的自激振蕩脈沖射流的強弱也不相同。Finally, the experiment was performed in order to exam the effect. the pulsating liquid flows through a single pipe heated electrically. the heat transfer coefficients were measured under different conditions
將helmholtz共振腔產生的自激振蕩脈沖射流引入換熱器后，當自激振蕩的強度達到一定程度后，可以強化換熱。When the pulsating jet was introduced in the heat exchanger, pulsating flow leads to the formation of an amount of vortices near the tube wall. the boundary layer was destroyed and the mixing of liquid was improved, so heat transfer enhancement was achieved
將自激振蕩脈沖射流引入換熱器后，流體的脈動導致了壁面處旋渦的大量生成，增加了流體的摻混，實現強化換熱的目的。分享友人